[libvirt] [PATCH V3 02/24] src/xenxs:Refactor code parsing virtual time config

From: Kiarie Kahurani <davidkiarie4(a)gmail.com&gt; introduce function xenParseXMTimeOffset(virConfPtr conf,.......); which parses time offset config instead signed-off-by: David Kiarie&lt;davidkiarie4(a)gmail.com&gt; --- src/xenxs/xen_xm.c | 71 +++++++++++++++++++++++++++++++++--------------------- 1 file changed, 43 insertions(+), 28 deletions(-) diff --git a/src/xenxs/xen_xm.c b/src/xenxs/xen_xm.c index 443e6da..0e0cf90 100644 --- a/src/xenxs/xen_xm.c +++ b/src/xenxs/xen_xm.c @@ -259,7 +259,48 @@ xenParseXMMem(virConfPtr conf, virDomainDefPtr def) } +static int +xenParseXMTimeOffset(virConfPtr conf, virDomainDefPtr def, + int xendConfigVersion) +{ + int vmlocaltime; + + if (xenXMConfigGetBool(conf, "localtime", &vmlocaltime, 0) < 0) + return -1; + + if (STREQ(def->os.type, "hvm")) { + /* only managed HVM domains since 3.1.0 have persistent rtc_timeoffset */ + if (xendConfigVersion < XEND_CONFIG_VERSION_3_1_0) { + if (vmlocaltime) + def->clock.offset = VIR_DOMAIN_CLOCK_OFFSET_LOCALTIME; + else + def->clock.offset = VIR_DOMAIN_CLOCK_OFFSET_UTC; + def->clock.data.utc_reset = true; + } else { + unsigned long rtc_timeoffset; + def->clock.offset = VIR_DOMAIN_CLOCK_OFFSET_VARIABLE; + if (xenXMConfigGetULong(conf, "rtc_timeoffset", &rtc_timeoffset, 0) < 0) + return -1; + + def->clock.data.variable.adjustment = (int)rtc_timeoffset; + def->clock.data.variable.basis = vmlocaltime ? + VIR_DOMAIN_CLOCK_BASIS_LOCALTIME : + VIR_DOMAIN_CLOCK_BASIS_UTC; + } + } else { + /* PV domains do not have an emulated RTC and the offset is fixed. */ + def->clock.offset = vmlocaltime ? + VIR_DOMAIN_CLOCK_OFFSET_LOCALTIME : + VIR_DOMAIN_CLOCK_OFFSET_UTC; + def->clock.data.utc_reset = true; + } /* !hvm */ + + return 0; +} + + #define MAX_VFB 1024 + /* * Turn a config record into a lump of XML describing the * domain, suitable for later feeding for virDomainCreateXML @@ -279,7 +320,6 @@ xenParseXM(virConfPtr conf, int xendConfigVersion, virDomainHostdevDefPtr hostdev = NULL; size_t i; const char *defaultMachine; - int vmlocaltime = 0; unsigned long count; char *script = NULL; char *listenAddr = NULL; @@ -456,34 +496,9 @@ xenParseXM(virConfPtr conf, int xendConfigVersion, def->clock.timers[0] = timer; } } - if (xenXMConfigGetBool(conf, "localtime", &vmlocaltime, 0) < 0) - goto cleanup; - if (hvm) { - /* only managed HVM domains since 3.1.0 have persistent rtc_timeoffset */ - if (xendConfigVersion < XEND_CONFIG_VERSION_3_1_0) { - if (vmlocaltime) - def->clock.offset = VIR_DOMAIN_CLOCK_OFFSET_LOCALTIME; - else - def->clock.offset = VIR_DOMAIN_CLOCK_OFFSET_UTC; - def->clock.data.utc_reset = true; - } else { - unsigned long rtc_timeoffset; - def->clock.offset = VIR_DOMAIN_CLOCK_OFFSET_VARIABLE; - if (xenXMConfigGetULong(conf, "rtc_timeoffset", &rtc_timeoffset, 0) < 0) - goto cleanup; - def->clock.data.variable.adjustment = (int)rtc_timeoffset; - def->clock.data.variable.basis = vmlocaltime ? - VIR_DOMAIN_CLOCK_BASIS_LOCALTIME : - VIR_DOMAIN_CLOCK_BASIS_UTC; - } - } else { - /* PV domains do not have an emulated RTC and the offset is fixed. */ - def->clock.offset = vmlocaltime ? - VIR_DOMAIN_CLOCK_OFFSET_LOCALTIME : - VIR_DOMAIN_CLOCK_OFFSET_UTC; - def->clock.data.utc_reset = true; - } /* !hvm */ + if (xenParseXMTimeOffset(conf, def, xendConfigVersion) < 0) + goto cleanup; if (xenXMConfigCopyStringOpt(conf, "device_model", &def->emulator) < 0) goto cleanup; -- 1.8.4.5